205428159

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{241}}^1\times {\mathrm{1787}}^1$

素因数の和:2087

約数の個数: 24

約数和(自身を含む): 303752592

約数和(自身を除く): 98324433

約数列:

[1, 3, 9, 53, 159, 241, 477, 723, 1787, 2169, 5361, 12773, 16083, 38319, 94711, 114957, 284133, 430667, 852399, 1292001, 3876003, 22825351, 68476053, 205428159]

約数ペア:

[(1, 205428159), (3, 68476053), (9, 22825351), (53, 3876003), (159, 1292001), (241, 852399), (477, 430667), (723, 284133), (1787, 114957), (2169, 94711), (5361, 38319), (12773, 16083)]